Question

Length and breadth of a rectangular field are in the ratio 5 : 4. If the width of the field is
36 m, what is its length?
(a) 40 m
(b) 45 m
(c) 54 m
(d) 50 m​

Answer 1

Answer:

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Answer 2

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ɪᴛ ɪs ɢɪᴠᴇɴ ᴛʜᴀᴛ,

ᴛʜᴇ ʟᴇɴɢᴛʜ ᴀɴᴅ ᴛʜᴇ ʙʀᴇᴀᴅᴛʜ ᴏғ ᴀ ʀᴇᴄᴛᴀɴɢᴜʟᴀʀ ғɪᴇʟᴅ ᴀʀᴇ ɪɴ ᴛʜᴇ ʀᴀᴛɪᴏ ᴏғ 5:4 ᴀɴᴅ ᴛʜᴇ ᴡɪᴅᴛʜ (ʙʀᴇᴀᴅᴛʜ) ɪs 36 m.

ɴᴏᴡ ʟᴇᴛ ᴄᴏɴsɪᴅᴇʀ ᴛʜᴇ ʟᴇɴɢᴛʜ ʙᴇ x ᴄᴍ.

ᴛʜᴇʀᴇғᴏʀᴇ,

→ 5/4= x/36

→ x=36×5/4

→ x=45 m

ᴛʜᴇʀᴇғᴏʀᴇ, ᴛʜᴇ ʟᴇɴɢᴛʜ ᴏғ ᴛʜᴇ ʀᴇᴄᴛᴀɴɢᴜʟᴀʀ ғɪᴇʟᴅ ɪs 45 m.

ᴏᴘᴛɪᴏɴ ʙ) ɪs ᴄᴏʀʀᴇᴄᴛ✅✅☑✔☑☑✅✅